Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Nome, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
409-253 A NOMETXXADS0  0425 CAMERON TEL CO 562      
409-301 A   793K TWC IP ENABLED SERVICES, LLC 562      
409-301 1   793K TWC IP ENABLED SERVICES, LLC 562   2022-04-16   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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